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　　External Websites Ask the Chatbot a Question Written by Written by Erik Gregersen Erik Gregersen is a senior editor at Encyclopaedia Britannica, specializing in the physical sciences and technology. Before joining Britannica in 2007, he worked at the University of Chicago Press on the... Erik Gregersen Fact-checked by Fact-checked by Britannica Editors Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree.... Britannica Editors Last updated Oct. 15, 2025 •History Table of Contents Table of Contents Ask the Chatbot Zodiac Sign Calculator, You probably already know what your zodiac sign is. For example, if you were born between March 21 and April 19, your sign is Aries, the ram. But that’s not the whole astrological story, as the interactive above shows. When you enter the date, time, and location of your birth, the interactive returns your zodiac sign, your moon sign, your rising sign, and your true sign. Your moon sign is where the...

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